Planning Atlas
AtlasPostcodeN17dl
Dev
Session
Tier
Planning AtlasIslingtonSt Mary's & St James' wardN1 7DL
Postcode record · Islington

N1 7DL.

N1 7DL has 13 known premises and 23 planning records — 16 approved of 20 decided (80%). 8 EPC records.

Postcode N1 7DL · boundary not held, centred on the postcodeApprovedRefusedOther24 on the map — every match
At a glance · this postcodeIslington profile →
13
Premises
known addresses (UPRNs)
23
Applications
20 decided
80%
Approval rate
16 approved · 4 refused
56 days
Median decision time
average 138 days · 20 dated decisions
8
EPC records
ratings C 2 · D 3 · E 2 · F 1
24
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property

What is it?

N1 7DL has 13 known premises and 23 planning records — 16 approved of 20 decided (80%). 8 EPC records.

Premises

Planning

What happened?

23 planning applications across the postcode; 16 approved of 20 decided (80%). Latest 23 shown.

Reference
Proposal · address
Type
Outcome
Date · distance
T1 Bay, overall crown reduction by 2m. Cyclical maintenance
8, Mary Street, London, N1 7DL · premises record
Officer Linus Irons
Tree Works Notification in Conservation Area
FINAL DECISION
2024-11-20
Erection of mansard roof extension with associated front amenity terrace
2 Mary Street, London, N1 7DL · premises record
Officer Marc Davis
Full Planning (Householder)
Refused
2022-04-19
Replacement of existing single glazed timber sliding sash windows with new double glazed timber sliding sash windows to front and rear elevations and painting of window frames
4 Mary Street, London, N1 7DL · premises record
Full Planning (Householder)
Approved
2022-03-22
Excavation at basement level with associated alterations to the front lighwell to allow for the conversion of existing coal vaults to habitable space.
6 Mary Street, London, N1 7DL · premises record
Officer Amanda Peck
Full Planning (Householder)
Approved
2020-10-06
Erection of a replacement lower ground single storey rear extension and a half w
10 Mary Street, London, N1 7DL · premises record
Full Planning (Householder)
Approved
2020-05-13
Alterations to existing lower ground floor rear extension; Erection of a upper ground floor rear projection; Erection of a mansard roof extension and associated works
3 Mary Street, Islington, London, N1 7DL · premises record
Officer Ross Harvey
Full Planning (Householder)
Refused
2019-09-09
Partial demolition of existing lower ground floor single storey extension and replacement with single storey extension, new terrace area with associated balustrade at ground floor level and installation of new rooflights and rear facing windows.
2 Mary Street, Islington, London, N1 7DL · premises record
Officer Anna Luu
Full Planning Application
Approved
2018-11-13
Replacement of existing part width two storey rear extension with a full width p
4 Mary Street London N1 7DL · premises record
Officer Daniel Power
Full Planning (Householder)
Approved
2016-03-01
Erection of a single storey rear Lower Ground Floor extension.
9 Mary Street London N1 7DL · premises record
Full Planning (Householder)
Approved
2015-09-02
Application to vary condition 2 (drawings) of planning permission Ref: P2014/0135/S73 dated 20/03/2014. The variation consists of revised drawings proposing the retention of an addition to the height of the parapet to the approved extension.
5 Mary Street London N1 7DL · premises record
Removal/Variation of Condition (Section 73)
Approved
2015-03-17
T1 Bay, overall crown reduction by 2m. Cyclical maintenance
8, Mary Street, London, N1 7DL · premises record
Officer Linus Irons
FINAL DECISION
2024-11-20
More
Tree Works Notification in Conservation Area
Erection of mansard roof extension with associated front amenity terrace
2 Mary Street, London, N1 7DL · premises record
Officer Marc Davis
Refused
2022-04-19
More
Full Planning (Householder)
Replacement of existing single glazed timber sliding sash windows with new double glazed timber sliding sash windows to front and rear elevations and painting of window frames
4 Mary Street, London, N1 7DL · premises record
Approved
2022-03-22
More
Full Planning (Householder)
Show all 10 rows
Excavation at basement level with associated alterations to the front lighwell to allow for the conversion of existing coal vaults to habitable space.
6 Mary Street, London, N1 7DL · premises record
Officer Amanda Peck
Approved
2020-10-06
More
Full Planning (Householder)
Erection of a replacement lower ground single storey rear extension and a half w
10 Mary Street, London, N1 7DL · premises record
Approved
2020-05-13
More
Full Planning (Householder)
Alterations to existing lower ground floor rear extension; Erection of a upper ground floor rear projection; Erection of a mansard roof extension and associated works
3 Mary Street, Islington, London, N1 7DL · premises record
Officer Ross Harvey
Refused
2019-09-09
More
Full Planning (Householder)
Partial demolition of existing lower ground floor single storey extension and replacement with single storey extension, new terrace area with associated balustrade at ground floor level and installation of new rooflights and rear facing windows.
2 Mary Street, Islington, London, N1 7DL · premises record
Officer Anna Luu
Approved
2018-11-13
More
Full Planning Application
Replacement of existing part width two storey rear extension with a full width p
4 Mary Street London N1 7DL · premises record
Officer Daniel Power
Approved
2016-03-01
More
Full Planning (Householder)
Erection of a single storey rear Lower Ground Floor extension.
9 Mary Street London N1 7DL · premises record
Approved
2015-09-02
More
Full Planning (Householder)
Application to vary condition 2 (drawings) of planning permission Ref: P2014/0135/S73 dated 20/03/2014. The variation consists of revised drawings proposing the retention of an addition to the height of the parapet to the approved extension.
5 Mary Street London N1 7DL · premises record
Approved
2015-03-17
More
Removal/Variation of Condition (Section 73)

Building control

Building-control records are not yet collected for Islington — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).

Place

What affects it?

Every mapped designation touching a premises in this postcode, with how many of its 13 premises each one covers.

Designation
Coverage
Conservation Area
Named designation not supplied · reference COA00000626 · covers 13 of 13 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Conservation Area
Named designation not supplied · reference COA00000626 · covers 13 of 13 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
People

Who is involved?

Named on the latest 23 applications in this postcode — the party who applied, not the owner or occupier.

Name
Details
Case officer on 5 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 5 applications
Case officer on 1 application
Case officer on 1 application
Show all 10 rows
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development

What could it become?

Planning precedent23 applications and 24 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy8 EPC records; ratings C: 2, D: 3, E: 2, F: 1.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.

Intent signals

Planning Atlas Pro

Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.

2 intent signals recorded in this postcode
Repeat sale · EPC F/G
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Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.
N1 7DL, Islington: planning and property history | Planning Atlas